CourantNo.H
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23 
24 Global
25  CourantNo
26 
27 Description
28  Calculates and outputs the mean and maximum Courant Numbers.
29 
30 \*---------------------------------------------------------------------------*/
31 
32 scalar CoNum = 0.0;
33 scalar meanCoNum = 0.0;
34 
35 {
36  scalarField sumPhi
37  (
38  fvc::surfaceSum(mag(phi))().primitiveField()
39  );
40 
41  CoNum = 0.5*gMax(sumPhi/mesh.V().field())*runTime.deltaTValue();
42 
43  meanCoNum =
44  0.5*(gSum(sumPhi)/gSum(mesh.V().field()))*runTime.deltaTValue();
45 }
46 
47 Info<< "Courant Number mean: " << meanCoNum
48  << " max: " << CoNum << endl;
49 
50 // ************************************************************************* //
surfaceScalarField & phi
scalar meanCoNum
Definition: CourantNo.H:30
engineTime & runTime
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:256
dynamicFvMesh & mesh
Type gSum(const FieldField< Field, Type > &f)
volScalarField scalarField(fieldObject, mesh)
Type gMax(const FieldField< Field, Type > &f)
messageStream Info
dimensioned< scalar > mag(const dimensioned< Type > &)
tmp< GeometricField< Type, fvPatchField, volMesh > > surfaceSum(const GeometricField< Type, fvsPatchField, surfaceMesh > &ssf)
scalar CoNum
Definition: CourantNo.H:29